Help In Case Of Malfunction - AL-KO JET 4000 Betriebsanleitung

Help in case of malfunction

Special mode
In order to use a Hydrocontrol or a remote control switch, the pump must start automatically, the special
mode must be actuated for this.
Switching condition
Activating the special mode: Keep
the START/STOP button depressed for
10 seconds when inserting the mains
plug.
Activating the special mode:Keep
the START/STOP button depressed for
10 seconds when inserting the mains
plug.
Fault message
LED display
Pump switches off by the electronics
(dry running protection). Reset the
fault message by pressing the START/
STOP button.
During the first and second re-start af-
ter the fault message.
During the third re-start after the fault
message.
HELP IN CASE OF MALFUNCTION
CAUTION!
Disconnect the mains plug before any fault rectification work!
Malfunction
Pump drive motor
does not run
467 774_a
LED display
All LED displays
flash.
All LED displays
flash.
LED display
LED display
ALARM lights up.
LED display
ALARM flashing
LED displays
FLOW CONTROL
and LED display
ALARM flash al-
ternately.
Possible cause
Dry running protection activated
Impeller blocked
Thermal protection switch has swit-
ched off.
Function description
Pump now starts immediately. Mode
is retained, even when removing the
mains voltage. Special mode active
when LED display PUMP ON flashes
in operation.
Pump switches off immediately. Start
again by pressing the START/STOP
button
Function description
Check suction line, then back to initial
commissioning until the pump delivers
water.
Dry running alarm: This message is
displayed if no flow is measured for
longer than 180 seconds. Reset the
fault message by pushing the START/
STOP button.
Check pump and back to initial com-
missioning until the pump delivers wa-
ter.
Allow the pump to cool down and
check.
Rectification
Check suction side
Remove dirt from suction area
Wait until the garden pump is switched
on again by the thermal switch.
Take account of the maximum tempe-
rature of the conveying medium. Have
the garden pump checked out.
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